| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 43.53 | -37.5% |
| 2023/12 | 69.62 | +9.3% |
| 2022/12 | 63.69 | -6.6% |
| 2021/12 | 68.19 | -3.2% |
| 2020/12 | 70.47 | -5.2% |
| 2019/12 | 74.36 | +52.1% |
| 2018/12 | 48.9 | -16.9% |
| 2017/12 | 58.88 | -30.0% |
| 2016/12 | 84.11 | -17.0% |
| 2015/12 | 101.4 | +330.5% |
| 2014/12 | 23.55 | -50.7% |
| 2013/12 | 47.82 | -43.7% |
| 2012/12 | 84.98 | -25.3% |
| 2011/12 | 113.75 | - |